1444123947730 has 16 divisors (see below), whose sum is σ = 2599440439680. Its totient is φ = 577645727152.

The previous prime is 1444123947689. The next prime is 1444123947757. The reversal of 1444123947730 is 377493214441.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1469607 + ... + 2246773.

It is an arithmetic number, because the mean of its divisors is an integer number (162465027480).

Almost surely, 2^{1444123947730} is an apocalyptic number.

1444123947730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1444123947730 is a deficient number, since it is larger than the sum of its proper divisors (1155316491950).

1444123947730 is a wasteful number, since it uses less digits than its factorization.

1444123947730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962993.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 1444123947730 in words is "one trillion, four hundred forty-four billion, one hundred twenty-three million, nine hundred forty-seven thousand, seven hundred thirty".